*{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
section{
    background: #f5f3f3;
    padding-top: 20px;
    padding-bottom: 50px;
    overflow: hidden;
}
.main{
    width: 60%;
    margin: 0 auto;
}
p{
    text-indent: 2em;
}
a{
}
.main>div{
    float: left;
    background: #ffffff;
    -webkit-box-shadow: 0 0 10px 0 #ccc;
    -moz-box-shadow: 0 0 10px 0 #ccc;
    box-shadow: 0 0 10px 0 #ccc;
}
.left-list{
    width: 20%;
    margin-right: 2%;
    padding-bottom: 80px;
    text-align: center;
}
.left-list li{
    line-height: 30px;
    border-bottom: 1px solid #eeeeee;
}
.left-active{
    background: #ff5152;
    color:#fff;
}
.right-main{
    width: 78%;
    padding: 30px 50px 200px 50px;

}